機器
asphalt
blacktop
blacktopping
bright
building
cabin
car
construction
equipment
flat
flatten
heavy
heavywheeled
industrial
industry
iron
machinery
metal
metallic
metalwork
mobile
orange
pave
pavement
paving
repair
road
roadroller
roll
roller
round
smooth
steam
steamroller
steel
street
surface
tar
tool
transportation
vehicle
wheel
wheeled
wheels
work
yellow